申请人:FUJI PHOTO FILM CO LTD
公开号:WO2003080554A2
公开(公告)日:2003-10-02
A compound represented by the following general formula (IA) or a salt thereof: wherein Ar1 represents hydrogen atom or an aryl group having at least one iodine atom as a substituent; Ar2 represents an aryl group having at least one iodine atom as a substituent; L1 and L2 independently represent a divalent bridging group of which main chain contains 6 or more carbon atoms; L3 represents a single bond or a divalent bridging group of which main chain contains 1 to 6 carbon atoms and one oxygen atom; X represents a functional group containing at least one heteroatom, provided that, when L3 is a single bond, X represents a functional group other than hydroxyl group. The compound can be used as a membrane component of liposomes, and the liposomes can be used as a contrast medium for X-ray radiography.
一种由以下通式(IA)表示的化合物或其盐:
其中,Ar1代表氢原子或至少具有一个碘取代基的芳基;Ar2代表至少具有一个碘取代基的芳基;L1和L2各自独立地代表一种主链含有6个或更多碳原子的二价桥接基团;L3代表单键或一种主链含有1至6个碳原子和一个氧原子的二价桥接基团;X代表包含至少一个杂原子的功能基团,前提是,当L3为单键时,X代表羟基以外的功能基团。该化合物可用于制备脂质体的膜成分,而所述脂质体可用作X射线摄影的对比剂。